—When Tom got to the examination room, he realized he ______ his pen at home.-Oh, he is too careless.
#38214
A
had left   
B
had forgotten
C
was leaving  
D
leaves
推荐题目
What ________when we were in the barber shop?
#37349
A
happened
B
was happened
C
happening
D
would happen
Where is my pen ? Millie _____ it here but I can’t find it .
#39430
A
puts
B
put
C
is putting
D
was putting